1 // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -fdefault-calling-conv=cdecl -emit-llvm -o - %s | FileCheck %s --check-prefix=CDECL --check-prefix=ALL 2 // RUN: %clang_cc1 -triple i786-unknown-linux-gnu -target-feature +sse4.2 -fdefault-calling-conv=fastcall -emit-llvm -o - %s | FileCheck %s --check-prefix=FASTCALL --check-prefix=ALL 3 // RUN: %clang_cc1 -triple i486-unknown-linux-gnu -fdefault-calling-conv=stdcall -emit-llvm -o - %s | FileCheck %s --check-prefix=STDCALL --check-prefix=ALL 4 // RUN: %clang_cc1 -triple i486-unknown-linux-gnu -mrtd -emit-llvm -o - %s | FileCheck %s --check-prefix=STDCALL --check-prefix=ALL 5 // RUN: %clang_cc1 -triple i986-unknown-linux-gnu -fdefault-calling-conv=vectorcall -emit-llvm -o - %s | FileCheck %s --check-prefix=VECTORCALL --check-prefix=ALL 6 // RUN: %clang_cc1 -triple i986-unknown-linux-gnu -fdefault-calling-conv=regcall -emit-llvm -o - %s | FileCheck %s --check-prefix=REGCALL --check-prefix=ALL 7 // RUN: %clang_cc1 -triple i686-pc-win32 -fdefault-calling-conv=vectorcall -emit-llvm -o - %s -DWINDOWS | FileCheck %s --check-prefix=WIN32 8 // RUN: %clang_cc1 -triple x86_64-windows-msvc -fdefault-calling-conv=vectorcall -emit-llvm -o - %s -DWINDOWS | FileCheck %s --check-prefix=WIN64 9 // RUN: %clang_cc1 -triple i686-pc-win32 -emit-llvm -o - %s -DEXPLICITCC | FileCheck %s --check-prefix=EXPLICITCC 10 11 // CDECL: define{{.*}} void @_Z5test1v 12 // FASTCALL: define{{.*}} x86_fastcallcc void @_Z5test1v 13 // STDCALL: define{{.*}} x86_stdcallcc void @_Z5test1v 14 // VECTORCALL: define{{.*}} x86_vectorcallcc void @_Z5test1v 15 // REGCALL: define{{.*}} x86_regcallcc void @_Z17__regcall3__test1v 16 void test1() {} 17 18 // fastcall, stdcall, vectorcall and regcall do not support variadic functions. 19 // CDECL: define{{.*}} void @_Z12testVariadicz 20 // FASTCALL: define{{.*}} void @_Z12testVariadicz 21 // STDCALL: define{{.*}} void @_Z12testVariadicz 22 // VECTORCALL: define{{.*}} void @_Z12testVariadicz 23 // REGCALL: define{{.*}} void @_Z12testVariadicz 24 void testVariadic(...){} 25 26 // ALL: define{{.*}} void @_Z5test2v 27 void __attribute__((cdecl)) test2() {} 28 29 // ALL: define{{.*}} x86_fastcallcc void @_Z5test3v 30 void __attribute__((fastcall)) test3() {} 31 32 // ALL: define{{.*}} x86_stdcallcc void @_Z5test4v 33 void __attribute__((stdcall)) test4() {} 34 35 // ALL: define{{.*}} x86_vectorcallcc void @_Z5test5v 36 void __attribute__((vectorcall)) test5() {} 37 38 // ALL: define{{.*}} x86_regcallcc void @_Z17__regcall3__test6v 39 void __attribute__((regcall)) test6() {} 40 41 // ALL: define linkonce_odr void @_ZN1A11test_memberEv 42 class A { 43 public: 44 void test_member() {} 45 }; 46 47 void test() { 48 A a; 49 a.test_member(); 50 } 51 52 // ALL: define{{.*}} i32 @main 53 int main() { 54 return 1; 55 } 56 57 #ifdef WINDOWS 58 // WIN32: define dso_local i32 @wmain 59 // WIN64: define dso_local i32 @wmain 60 int wmain() { 61 return 1; 62 } 63 // WIN32: define dso_local x86_stdcallcc i32 @WinMain 64 // WIN64: define dso_local i32 @WinMain 65 int WinMain() { 66 return 1; 67 } 68 // WIN32: define dso_local x86_stdcallcc i32 @wWinMain 69 // WIN64: define dso_local i32 @wWinMain 70 int wWinMain() { 71 return 1; 72 } 73 // WIN32: define dso_local x86_stdcallcc i32 @DllMain 74 // WIN64: define dso_local i32 @DllMain 75 int DllMain() { 76 return 1; 77 } 78 #endif // Windows 79 80 #ifdef EXPLICITCC 81 // EXPLICITCC: define dso_local x86_fastcallcc i32 @wmain 82 int __fastcall wmain() { 83 return 1; 84 } 85 // EXPLICITCC: define dso_local x86_fastcallcc i32 @WinMain 86 int __fastcall WinMain() { 87 return 1; 88 } 89 // EXPLICITCC: define dso_local x86_fastcallcc i32 @wWinMain 90 int __fastcall wWinMain() { 91 return 1; 92 } 93 // EXPLICITCC: define dso_local x86_fastcallcc i32 @DllMain 94 int __fastcall DllMain() { 95 return 1; 96 } 97 #endif // ExplicitCC 98